package com.hgt.cloudAlibaba.dao;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

import java.math.BigDecimal;

/**
 * @author HuangGaoTao 929507053@qq.com
 * @Created: 2021/7/21 23:26
 */
@Mapper
public interface AccountDao {
    //扣减库存信息
    void decrease(@Param("userId") Long userId, @Param("money") BigDecimal money);
}
